it's up to you
- idiom
- Informal
- Yes, sometimes external factors will step in your way, but it's up to you how to react.
- it is up to you to make
Examples
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If you are going to make claims, it is up to you to prove them correct.
Blog text (22) -
At the end of the day, it is up to you to take action and follow through.
Blog text (22) -
And it's up to you to fix this problem.
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Now it's up to you.
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Well, it's up to you, really.
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So it's up to you.
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If you want to get up and try, it's up to you.
Fiction book (1993) -
It's up to you whether you take it or not.
-
As her caregiver, it's up to you to set and enforce boundaries when she's in your care.
Blog text (24) -
If no one has done this, it's up to you to make a start.
Synonyms
To decide what to do in an important situation
It is now someone's turn to act or decide
To let someone else decide what to do next
How Authoritative
- Informal
- Informal
- Informal
Surface Forms
Morphology
it's + up + to + you
The sense 'the decision belongs to you' relies on the fixed prepositional pattern 'up to' meaning 'depends on / is decided by', which is not a literal composition of 'up' + 'to' and is somewhat metaphorical. Cross-linguistic equivalents exist (so learners can sometimes infer the meaning), but a B1 learner who only knows the literal meanings of the constituents may not fully predict this sense without prior exposure.
Etymology
It's up to you may come from the image of putting a choice or responsibility up on you, as if the decision is placed with that person. So, it now means 'the decision or choice belongs to the person you are talking to'.